DESCRIPTION
The front airbag sensor RH consists of a diagnostic circuit and frontal deceleration sensor, etc.
If the airbag ECU assembly receives signals from the frontal deceleration sensor, it determines whether the SRS should be activated.
DTC B1610/13 is stored when a malfunction is detected in the front airbag sensor RH circuit.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B1610/13 | Front Airbag Sensor RH Malfunction | Either condition is met:
|
|
WIRING DIAGRAM
| *a | Front Airbag Sensor RH |
| *b | Airbag ECU Assembly |
CAUTION / NOTICE / HINT
Note
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.
When disconnecting the cable from the negative (-) auxiliary battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected.
After replacing the airbag ECU assembly, refer to initialization.
PROCEDURE
CHECK FRONT AIRBAG SENSOR RH
| *1 | Front Airbag Sensor LH |
| *2 | Airbag ECU Assembly |
Turn the power switch off.
Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 90 seconds.
Interchange the front airbag sensor RH with LH and connect the connectors to them.
Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
Turn the power switch on (IG), and wait for at least 60 seconds.
Clear the DTCs stored in memory.
Turn the power switch off.
Turn the power switch on (IG), and wait for at least 60 seconds.
Check for DTCs.
| Result | ||||
|---|---|---|---|---|
|
Tech Tips
Codes other than DTC B1610/13 and B1615/14 may be output at this time, but they are not related to this check.
Turn the power switch off.
Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 90 seconds.
Return the front airbag sensor LH and RH to their original positions and connect the connectors to them.
| DTC B1610/13 is output |
|
REPLACE AIRBAG ECU ASSEMBLY Click here |
| DTC B1615/14 is output |
|
REPLACE FRONT AIRBAG SENSOR RH Click here |
| DTC B1610/13 and B1615/14 are not output |
|
USE SIMULATION METHOD TO CHECK Click here |